#define  _CRT_SECURE_NO_WARNINGS	1
#include "stack.h"
void test()
{
	ST st;
	STinit(&st);
	STpushback(&st,1);
	STpushback(&st,2);
	STpushback(&st,3);
	STpushback(&st,4);
	printf("%d\n", getyouxiaodata(&st));
	 STdestroy(&st);


	/* STpop(&st);
	 STpop(&st);
	 STpop(&st);*/
	 //STpop(&st);
	 //STpop(&st);
}
int main()
{
	test();
	return 0;
}
